.topMain{width: 100%;height: 50px;border-bottom: 1px solid #ecf0f1;
	.title{width: 100%;padding: 0 15px;box-sizing: border-box;
		h1{line-height: 50px;}
	}
}
.leftMain{width: 100%;height: 100%;border-right: 1px solid #ecf0f1;padding:0 15px;box-sizing: border-box;}

.topLeftCenterMain{width: 100%;height: 100%;padding: 15px;box-sizing: border-box;position: relative;
	.main{width: 100%;
	
	}
	.mask{width: 100%;height: 100%;position: absolute;top: 0;left: 0;background: rgba(25,25,25,0.1)}
}

  